http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
challenges and responses : conference proceedings, Houston, Texas, U.S.A., 8-11 May, 1995
IEA Conference on the Strategic Value of Fossil Fuels: Challenges and Responses (1995 : Houston, Tex.)
Sponsored by International Energy Agency, United States Department of Energy, United States Energy Association, United States Agency for International Development, United Nations, World Coal Institute, World Energy Council.